Without internet, the DVR is working normally, and you can view the surveillance on the local monitor. Pre-installed 512GB Hard Drive: 24/7 recording 8 Channels provide protection for the places you value.

{122° Ultra Wide-Angle Lens Equipped} Optical wide-angle lens with multi-layer lens, provides you about 122° wide viewing angle and reduces dead ends of surveillance areas.

{Dual Antennas to Enhance WiFi} The wireless signal is very important for this system. The wireless distance will be updated by about 55%, and the video will be even better. Smooth and clear. Antenna Location Indoor, Outdoor.